ul.mtree {
  opacity: 0;
  margin-left: 0;
  padding: 1.2em;
}
ul.mtree ul {
  margin-left: 1em;
}
ul.mtree li {
  list-style: none;
}
ul.mtree a {
  display: block;
  color: #676a6d;
}
ul.mtree li.mtree-node > a {
  font-weight: bold;
}

ul.mtree a {
  -webkit-transition: all 300ms ease-out;
  -moz-transition: all 300ms ease-out;
  -ms-transition: all 300ms ease-out;
  -o-transition: all 300ms ease-out;
  transition: all 300ms ease-out;
}

ul.mtree.bubba ul {
  margin-left: 0;
}
ul.mtree.bubba ul li {
  font-size: .9em;
}
ul.mtree.bubba li.mtree-node > a:after {
  content: '›';
  margin-left: .5em;
  font-weight: normal;
}
ul.mtree.bubba li.mtree-node > a {
  font-weight: bold;
  text-transform: upperCase;
}
ul.mtree.bubba > li {
  border-bottom: 1px solid #DDD;
}
ul.mtree.bubba > li:last-child {
  border-bottom: none;
}
ul.mtree.bubba li:last-child > a {
  border: none;
}
ul.mtree.bubba > li.mtree-open > a {
  background: #DDD;
}
ul.mtree.bubba li > a:hover {
  background: #DDD;
}
ul.mtree.bubba li.mtree-active > a {
  background: #33bbff;
  color: #FFF;
}
ul.mtree.bubba a {
  padding: 7px 0 7px 1em;
}
ul.mtree.bubba li li > a {
  padding-left: 2em;
}
ul.mtree.bubba li li li > a {
  padding-left: 3em;
}
ul.mtree.bubba li li li li > a {
  padding-left: 4em;
}
ul.mtree.bubba li li li li li > a {
  padding-left: 5em;
}

.mtree-panel .mtree {
  margin: 10px auto;
  max-width: 350px;
}
